I forgot his telephone number, I want to    in the telephone book.

A．look after it

B．look up it

C．look it up

D．look for it

血管闭塞性脉管炎局部缺血期的主要表现（）。

A．间歇性跛行

B．静息痛

C．干性坏疽

D．湿性坏疽

E．贫血、消瘦